A meter scale is placed along the axis of convex mirror of focal length 25 cm, it's nearer end being at distance of 50cm. Calculate the size of image formed.
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Answered by
11
The mirror formula :
1/f = 1/u + 1/v
u = image distance
v = object distance
f = focal length
Now :
v = 50 cm
f = 25 cm
1/25 = 1/50 + 1/u
1/u = 1/25 - 1/50
1/u = 1/50
u = 50 cm
Magnification :
Image distance / object distance
50/50 = 1
Size of image :
1 meter × 1 = 1 meter
= 1 meter
Answered by
12
Answer:
4.76cm
Explanation:
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